The ceremony and reception with be held at the Monestir de Sant Miquel in Poble Espanyol in Park Montjuic.
Getting there
Park Montjuic is an easy cab ride from anywhere in Barcelona. Ask the driver to take you to Poble Espanyol and they'll know to take you to the main entrance.
When you arrive
The Monestir de Sant Miquel is at the far end of Poble Espanyol and will be closed to the public for the event. When you arrive at the main entrance to Poble Espanyol, please inform them you're with the wedding and they'll point you in the right direction. Also, Poble Espanyol has an entrance fee but it's free for wedding guests so there's no need to buy a ticket.
About the location
Poble Espanyol was built in the 1920s as an outdoor architectural museum. It feels like a replicated small village, with 117 buildings, streets, and squares from all around Spain, reproduced to scale. There are lots of artisan shops, bars, and restaurants, so feel free to arrive early and explore before the wedding.